Rolling slowdowns planned of I-5 in both directions Tuesday night

Publish Date

Overnight drivers should be aware of upcoming rolling slowdowns on Interstate 5 in Shoreline. In support of the Lynnwood Link Extension, Seattle City Light crews will relocate existing overhead power lines on I-5 near Northeast 155th Street beginning Tuesday night, July 30.

To complete this work safely, crews must intermittently conduct rolling slowdowns of traffic in both directions of I-5 to ensure safe work operations and passage for motorists. Crews will intercept and escort traffic at slow speeds for up to 15 minutes between 44th Avenue West, Lynnwood, and Northeast 70th Street, Seattle. Traffic will return to normal speeds once past the work area. Please see map for additional details.


Relocation of existing overhead power lines on I-5.


11:59 p.m. Tuesday, July 30 - 4 a.m. Wednesday, July 31.


Work area: I-5 northbound and southbound near Northeast 155th Street in Shoreline.


  • Washington State Patrol troopers and contracted crews will intermittently intercept and escort southbound I-5 traffic through the work area beginning at 44th Avenue West in Lynnwood.
  • The same will occur for northbound traffic beginning at Northeast 70th Street in Seattle.
  • Traffic using the following on-ramps to I-5 will also be affected:
    • On southbound I-5: 44th Avenue West, Lynnwood, 220th Street Southwest (Mountlake Terrace), State Route 104 and 175th Street Southwest (Shoreline)
    • On northbound I-5: 5th Avenue Northeast (Shoreline), Northeast Northgate Way (Seattle), Northeast 80th Street (Seattle), Northeast 70th Street (Seattle)
  • Drivers should expect delays and consider using alternate routes during construction.
  • Plan ahead, leave early and allow extra time to reach your destination.
  • Due to inclement weather or unforeseen issues, dates and times are subject to change.
  • For questions, please contact or visit
Map of Seattle City Light rolling slowdowns along I-5.